:root{--bg:#f5f3ee;--surface:#fffefa;--surface2:#eeece5;--text:#202a32;--muted:#68727b;--line:#e4e1d9;--accent:#24384b;--accent2:#b18a57;--shadow:0 12px 35px #182a3810}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Tahoma,"Segoe UI",sans-serif;line-height:1.8}body.dark{--bg:#141b21;--surface:#1d272f;--surface2:#26323b;--text:#eef1f2;--muted:#a8b2b9;--line:#34424c;--accent:#c7d6e2;--accent2:#d2ad78;--shadow:0 12px 35px #0003}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}button{cursor:pointer}.topbar{max-width:1120px;margin:auto;padding:18px 22px;display:flex;align-items:center;justify-content:space-between;gap:14px}.brand{display:flex;align-items:center;gap:11px}.brand-mark{display:grid;place-items:center;width:45px;height:45px;border-radius:15px;background:#24384b;color:#fff;font-size:25px;font-weight:bold}.brand strong,.brand small{display:block}.brand strong{font-size:15px}.brand 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